EPA Method 200.8 Internal Standard Back Catalog number: 56332 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3647.57-5K-10PY 1,2,3-Trioleoylglycerol, Stock solution, 5000µg/mL, Solvent-dry pyridine, Unit 10mL, # of units-1, Cas.no. 122-32-7 Price on request 52303 LFS Solution 1 Price on request 71372 3,5-Di-tert-butylphenol Price on request